Records of the Geological Survey of India, Volume 114, Parts 3-6Government of India, 1982 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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... origin of these rocks . Detailed petrological study of a number of mica - pegmatites of the mica belt was carried out by Sharma ( 1940 ) and Mahadevan and Maithani ( 1967 ) . The origin of the mica - pegmatites of this belt was studied ...
... origin of these rocks . Detailed petrological study of a number of mica - pegmatites of the mica belt was carried out by Sharma ( 1940 ) and Mahadevan and Maithani ( 1967 ) . The origin of the mica - pegmatites of this belt was studied ...
Page 50
... origin . INTRODUCTION Idiomorphic magnetite / pyrite crystals have been recorded in the sediments of Cuddapah Basin by many workers . The recent theory of volcanic origin for the sediments of Cuddapah Basin , propounded by Raja- raman ...
... origin . INTRODUCTION Idiomorphic magnetite / pyrite crystals have been recorded in the sediments of Cuddapah Basin by many workers . The recent theory of volcanic origin for the sediments of Cuddapah Basin , propounded by Raja- raman ...
Page 93
... origin of fabric . In Simrawal evaporites , calcium sulphate occ- urs in five different forms viz . ( A ) clear , elongate crystals with herring bone twins ; the swallow tail up right ( G - 1 micro - facies ) ( B ) spherulitic gyspum ...
... origin of fabric . In Simrawal evaporites , calcium sulphate occ- urs in five different forms viz . ( A ) clear , elongate crystals with herring bone twins ; the swallow tail up right ( G - 1 micro - facies ) ( B ) spherulitic gyspum ...
Contents
Impact of Coal mining of the natural landscape in Raniganj | 6 |
Ranganathan | 31 |
Geothermal fields of Ganjam and Puri Districts Orissa | |
Copyright | |
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Andhra Pradesh anorthosite Archaean assemblage associated bands basalt basin bauxite beds biotite carbonate charnockite chert chlorite clay seam coal coalfield cobalt colour conglomerate corundum crystals Deccan Trap deposits district east eastern Eocene evaporite facies flow folds foliation Formation garnet gems gemstones Geol Surv Ind Geological Survey gneiss Gondwana grade grained granite grey Group gypsum hills hornblende India indicate Itwa Sandstone Karnataka Kerala laterite limestone lineament lower Madhya Pradesh mafic magnetite manganese margin metamorphism mica belt mineralisation minerals mining occur ophiolite Orissa Panna Shale pegmatites phyllite plagioclase plain planation surfaces Plate quarries quartz quartzite Quaternary Ramanujam Raniganj ratio regional Rewa river rocks samples sand Sandstone schist schistose sedimentary sediments Shale shear shows Siang sillimanite Simrawal soil spoil dumps sq km structures Survey of India tectonic Tertiary thickness tion trend Upper upto valley Vindhyan Wardha zone